Complementary. Colors that are opposite each other on the color wheel are considered to be complementary colors (example: red and green). The high contrast of complementary colors creates a vibrant look especially when used at full saturation. This color scheme must be managed well so it is not jarring.
How to Find the Right eBay Customer Service Number The primary eBay customer service number is no secret: it is 1-866-540-3229. However, if you want to speak to a real human being anytime soon, you need a passcode and possibly even a different phone number.
For all the general enquiries like buying or selling on the site, you can call the Amazon customer service number 0800 279 7234. This number can also be used if you need to give any feedback or complaint on the shopping experience. The phone lines are open seven days a week from 6am to 12 midnight.